package cn.dz.mapper;

import cn.dz.entity.User;
import org.apache.ibatis.annotations.Mapper;

/**
 * @ClassName UserMapper
 * @package: cn.dz.mapper
 * @Description TODO
 * @Author dz
 * @Date 2024/12/22 19:07
 * @Version 1.0
 **/
@Mapper
public interface UserMapper {

    User findByUserName(String userName);

    void save(User user);
}
